Part of a headset



FIG. 1 is a bottom view of a part of a headset showing our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a perspective bottom view thereof;

FIG. 8 is a perspective top view thereof; and,

FIG. 9 is a perspective rear view thereof. 

The ornamental design for a part of a headset, as shown and described. 